马拉先生在纽约的电话号码没列入电话薄，昨天联系不上他。

Mr. Marra, whose New York telephone number is ex-directory, could not be contacted yesterday.

《柯林斯英汉双解大词典》

克洛维斯人使用的矛头和后期的矛头有些不同，克洛维斯矛头的石基座是薄的，即越接近基座（接在矛上的一端）越薄。

The point used by Clovis people differs slightly from later points, in the way that the base of the stone is thinned—it's thinner toward the base, the part that's attached to the spear.

youdao

石墨烯最早在2004年诞生于一个实验室，本质上是一层由纯碳原子组成的蜂窝状晶格层，薄到竟被认为是二维物质。

First produced in a lab back in 2004, graphene is essentially a single layer of pure carbon atoms bonded together in a honeycomb lattice so thin it's actually considered two-dimensional.

youdao

Well, you could say it dilutes it but it doesn't lower the price of your investment, in general.

你也可以说这是一种摊薄,但总体上,你的投资价值并没有因此减少

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